Cover for a lavatory system



FIG. 1 is a front perspective view of the claimed design;

FIG. 2 is a rear perspective view;

FIG. 3 is a front view;

FIG. 4 is a rear view;

FIG. 5 is a top view;

FIG. 6 is a bottom view;

FIG. 7 is a right side view; and,

FIG. 8 is a left side view.

The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for a cover for a lavatory system, as shown and described. 